<?php

declare (strict_types=1);
/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2021 Spomky-Labs
 *
 * This software may be modified and distributed under the terms
 * of the MIT license.  See the LICENSE file for details.
 */
namespace RSSProVendor\Webauthn\MetadataService;

use function array_key_exists;
use RSSProVendor\Assert\Assertion;
use JsonSerializable;
use LogicException;
use function RSSProVendor\Safe\sprintf;
class Version implements JsonSerializable
{
    /**
     * @var int|null
     */
    private $major;
    /**
     * @var int|null
     */
    private $minor;
    public function __construct(?int $major, ?int $minor)
    {
        if (null === $major && null === $minor) {
            throw new LogicException('Invalid data. Must contain at least one item');
        }
        Assertion::greaterOrEqualThan($major, 0, Utils::logicException('Invalid argument "major"'));
        Assertion::greaterOrEqualThan($minor, 0, Utils::logicException('Invalid argument "minor"'));
        $this->major = $major;
        $this->minor = $minor;
    }
    public function getMajor(): ?int
    {
        return $this->major;
    }
    public function getMinor(): ?int
    {
        return $this->minor;
    }
    public static function createFromArray(array $data): self
    {
        $data = Utils::filterNullValues($data);
        foreach (['major', 'minor'] as $key) {
            if (array_key_exists($key, $data)) {
                Assertion::integer($data[$key], sprintf('Invalid value for key "%s"', $key));
            }
        }
        return new self($data['major'] ?? null, $data['minor'] ?? null);
    }
    public function jsonSerialize(): array
    {
        $data = ['major' => $this->major, 'minor' => $this->minor];
        return Utils::filterNullValues($data);
    }
}
